Answer:
Option B
Explanation:
The best is to raise reserve requirement.
The capacity of the current reserve is based on its requirements. in other to expand, or improve the capacity, is to raise the requirement of the reserve.
It is just like having a pocket that can receive 100, if you want to increase the capacity of the pocket, you will need to adjust the pocket size, this is raising the pocket requirement for you to receive 200 in same pocket.
From my analogy, option B is the best answer to the question.
The correct answer is any substance or environmental factor other than a steroid
The independent variable is the factor or behavior that is manipulated by the experimenter in order to observe the effect of that manipulation on another factor or behavior that is the dependent variable. To you It is also called the experimental or active variable.
A bartender
hope it helps